Magnesium, Urine

Magnesium, Urine is a topic covered in the Davis's Lab & Diagnostic Tests.

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Urine Mg2+.

To assess magnesium levels related to renal function.

Patient Preparation
There are no food, fluid, activity, or medication restrictions unless by medical direction. Either a random or a 24-hr urine collection may be ordered. As appropriate, provide the required urine collection container and specimen collection instructions.

Normal Findings
Method: Spectrophotometry.

Conventional UnitsSI Units (Conventional Units × 0.4114)
20–200 mg/24 hr8.2–82.3 mmol/24 hr

Critical Findings and Potential Interventions

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